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Atmospheric pressure refers to the force per unit area exerted against a surface by the weight of air above that surface in the Earth's atmosphere. The standard atmosphere (symbol: atm) is a unit of pressure at sea level and is equal to 101325 Pascal.

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Uses of barometer?

A barometer is an instrument used to measure the atmospheric pressure. It does so by comparing the atmospheric pressure with a predefined standard pressure.


What instrument is used is normally used to measure atmospheric pressure?

A barometer is used to measure atmospheric pressure. It can also measure altitude!


What does the unit PASCALS measure?

Pascals measure pressure, which is the force applied to a specific area. It is the standard unit for expressing atmospheric pressure, blood pressure, and other forms of pressure in various systems.


What is a 1013mb?

it's the standard pressure at which all pilots set their altimeter, when communicating Fight Levels.


Is the unit of measure for atmospheric pressure most commonly found on weather maps?

In weather maps, atmospheric pressure is measured in millibars. Standard atmospheric pressure is 1013.2 millibars at sea level. Air pressure varies depending on temperature and air density.


What instrument is normally use measure atmospheric pressure?

A barometer is used to measure atmospheric pressure. It can also measure altitude!


Why was 1013.25hPa taken as standard atmospheric pressure?

1013.25 hPa was selected as the standard atmospheric pressure because it is the average pressure at sea level in a region without weather disturbances. It serves as a reference point for comparing and measuring atmospheric pressure changes across different locations and elevations.


Whic unit measure atmospheric pressure?

Atmospheric pressure is typically measured in units of millibars (mb) or kilopascals (kPa). The standard unit for atmospheric pressure is the pascal (Pa), with 1 atmosphere being approximately 1013.25 hPa or 101.3 kPa.


To measure a pressure above atmospheric pressure you would use?

A pressure gauge or manometer is typically used to measure pressure above atmospheric pressure. These devices can accurately measure the pressure difference between the system being measured and atmospheric pressure.


What instrument is used to measure atmospheric?

A barometer is used to measure atmospheric pressure. It can also measure altitude!


What do mercury barometer measure?

It measure the Atmospheric Pressure.


What does an atmospheric measure?

It is a measurement of pressure